20423001

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 9782439

約数列:

[1, 3, 17, 37, 51, 79, 111, 137, 237, 411, 629, 1343, 1887, 2329, 2923, 4029, 5069, 6987, 8769, 10823, 15207, 32469, 49691, 86173, 149073, 183991, 258519, 400451, 551973, 1201353, 6807667, 20423001]

約数ペア:

[(1, 20423001), (3, 6807667), (17, 1201353), (37, 551973), (51, 400451), (79, 258519), (111, 183991), (137, 149073), (237, 86173), (411, 49691), (629, 32469), (1343, 15207), (1887, 10823), (2329, 8769), (2923, 6987), (4029, 5069)]